Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Earnings Per Share [Abstract]
Net (loss) income	$ (6,280)	$ 56	$ (29,983)	$ 306
Basic weighted-average common shares outstanding (in shares)	28,047,661	27,785,280	28,047,661	27,761,837
Add: dilutive effect of stock options (in shares)	0	452,603	0	433,279
Add: dilutive effect of unvested restricted stock (in shares)	0	0
Diluted weighted-average common shares outstanding (in shares)	28,047,661	28,237,883	28,047,661	28,195,116
Basic net (loss) income per share (in dollars per share)	$ (0.22)	$ 0	$ (1.07)	$ 0.01
Diluted net (loss) income per share (in dollars per share)	$ (0.22)	$ 0	$ (1.07)	$ 0.01
Antidilutive securities excluded from computation of earnings per share [Line Items]
Weighted-average anti-dilutive securities (in shares)	2,957,501	1,055,000	2,957,501	1,055,000
Stock Option [Member]
Antidilutive securities excluded from computation of earnings per share [Line Items]
Weighted-average anti-dilutive securities (in shares)	2,616,790	1,055,000	2,616,790	1,055,000
Restricted Stock [Member]
Antidilutive securities excluded from computation of earnings per share [Line Items]
Weighted-average anti-dilutive securities (in shares)	340,711	0	340,711	0